Grizzly G0791, Owner'S Manual

Page: 31 / 132

Model G0791 (Mfd. Since 9/15)
-29-
— If spindle rotation does start with RESET
button pressed in, the Emergency Stop/
RESET button safety feature is not
operating correctly. This safety feature
must operate properly before continuing
operation. Use spindle lever to stop lathe,
disconnect it from power, and call Tech
Support for help.
9. Move spindle lever to OFF (center) position,
and reset Emergency Stop/RESET button by
twisting it clockwise until it pops out.
10. Set mill spindle speed shift levers to 250
RPM, according to chart on front of mill head-
stock (see
Figure 26).
Note: You must pull each lever out slightly
before rotating, then push back in to secure.
Tip: If a shift lever seems stuck or difficult
to move, manually rotate the spindle until
internal headstock gears mesh, and the lever
moves freely.
5. Select spindle speed of 70 RPM by mov-
ing spindle speed levers to B and
I
(see
Figure 25).
Speed Levers
7. Push POWER START button, then move
spindle lever (see Figure 24 on Page 28)
down to start forward spindle rotation. Top of
chuck should turn down and toward front of
lathe.
—
When operating correctly, machine will
run smoothly with little or no vibration or
rubbing noises.
— Investigate and correct strange or unusual
noises or vibrations before operating
machine further. Always disconnect
machine from power when investigating or
correcting potential problems.
8. Push Emergency Stop/RESET button to turn
lathe OFF, then, without resetting Emergency
Stop/RESET button, try to restart spindle
rotation, as instructed in
Step 7. Spindle
should not start.
Figure 25. Lathe headstock controls.
6. Move Mill FWD/REV switch (see Figure 25)
to "Mill" position, enabling power to lathe.
Figure 26. Mill spindle speed set to 250 RPM.
530
1100
2300
250
Spindle
Speed
Chart
Spindle Speed
Shift Levers